Bookmark
thingiverse
I learned sculpting techniques in my 3D printing class by creating a functional bookmark using Sculptgl software as part of my project.
Download Model from thingiverse
With this file you will be able to print Bookmark with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Bookmark.